Bloomberg Cayce , South Carolina -based Scana fell as much as 3.4 percent to $54.40 in intraday trading in New York. Tuesday's announcements follow the disclosure last week that the U.S. Attorney's office in South Carolina is carrying out a grand jury probe of ... South Carolina Electric & Gas Company Monetizes Guaranty Settlement Payments From ToshibaMarkets InsiderState utility regulators considering cutting off payments for failed South Carolina nuclear reactorsCharleston Post......